Kelvin Water Technologies Pvt. Ltd. is an Indian company that designs and manufactures food waste converter, a food waste converter is a device that can be used to convert food waste into energy. The food waste is typically broken down into small particles or liquefied and then fed into a digester. The digester breaks down the organic matter and produces methane gas which can be used to generate electricity or converted into other forms of energy. The energy produced can then be used to help power homes and businesses. Additionally, the nutrient-rich byproducts of the food waste digester can be used as fertilizer.